diff --git a/odex25_sales/dev_membership/models/product_template.py b/odex25_sales/dev_membership/models/product_template.py
index d4c23e54c..410bfc218 100644
--- a/odex25_sales/dev_membership/models/product_template.py
+++ b/odex25_sales/dev_membership/models/product_template.py
@@ -26,7 +26,7 @@ class ProductTemplate(models.Model):
         string="Membership Benefits",
         required=False)
     is_membership = fields.Boolean(string="Is Membership")
-    user_id = fields.Many2one('res.users', 'Responsible')
+    user_id = fields.Many2one('res.users', string="Responsible")
     duration = fields.Integer(string="Duration")
     interval = fields.Selection(string="Interval", selection=([('days', 'Days'),
                                                                ('month', 'Month'),